Module mpi::environment

source · [−]
Expand description

Environmental management

This module provides ways for an MPI program to interact with its environment.

Unfinished features

  • 8.1.2: MPI_TAG_UB, …
  • 8.2: Memory allocation
  • 8.3, 8.4, and 8.5: Error handling

Structs

Universe

Global context

Enums

Threading

Describes the various levels of multithreading that can be supported by an MPI library.

Functions

initialize

Initialize MPI.

initialize_with_threading

Initialize MPI with desired level of multithreading support.

library_version

Describes the version of the MPI library itself.

processor_name

Names the processor that the calling process is running on.

threading_support

Level of multithreading supported by this MPI universe

time

Time in seconds since an arbitrary time in the past.

time_resolution

Resolution of timer used in time() in seconds

version

Identifies the version of the MPI standard implemented by the library.